package demo1.demo2;

public class Main {
       public static void main(String[] args) throws Exception {
        for (float i = 2.5f;i > -2.0f;i -= 0.12f){
            for (float j = -2.3f;j< 2.3f;j+= 0.041f){
                float a = i * i + j * j - 1;
                String str =(a * a * a - j * j * i * i * i)
                        <= 0.0f ? "*" : " ";
                System.err.print(str);
            }
            Thread.sleep(200);
            System.err.println("");
        }
    }
}
